change modle_test
add nmap fucntion to detect MAC address and Ip address
if can not connect to libvirt, return
go log.Fatal will run Os.Exit, I do no want this
fix nmap_test
add missing locks
Merge pull request #7 from hopkings2008/merge_upstream

add more filters such as 'bj-ha-3/cl8/zouyu'
s/UnLock/Unlock/g
fix vms null